TM-9-2350-358-BD

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A6

TECHNICAL MANUAL; OPERATOR’S, UNIT, AND DIRECT SUPPORT SUPPORT MAINTENANCE

MARCH 1994

TM-9-2350-358-BD - Page 105 of 343

TM 9-2350-358-BD

4-10.

AIR CLEANER, CLOGGED - CONTINUED

Procedural Steps:

WARNING

If NBC exposure is suspected, all filter media will be handled by personnel

wearing full NBC protective equipment.

1.

Remove air filter elements from air cleaners.

WARNING

Wear eye protection.

Particles released from air filter elements during

cleaning could injure eyes.

2.

Clean dirt from outside of air filter elements by directing pressurized air against the inside of the filter.

Pressurized

air can be obtained from one of the following sources.

a.

Compressed air source such as wheeled vehicle air brake system by using tire inflation hose or placing filter

element directly under air flow from supply valve.

b.

Air from a disabled wheeled vehicle’s tires.

Remove valve stem and connect tire inflation hose.

c.

Disconnect air hoses from air cleaner blowers.

Connect hoses together with duct tape and connect to one

blower.

With engine running and transmission in any gear (except neutral), blower will operate.

4-13